Re: 2.6.23-rc8-mm2: problems on HP nx6325

Rafael J. Wysocki
2007-09-27T19:46:54Z

On Thursday, 27 September 2007 21:37, Randy Dunlap wrote:
> On Thu, 27 Sep 2007 21:48:59 +0200 Rafael J. Wysocki wrote:
>
> > On Thursday, 27 September 2007 21:19, Sam Ravnborg wrote:
> > > On Thu, Sep 27, 2007 at 10:33:51AM -0700, Randy Dunlap wrote:
> > > > On Thu, 27 Sep 2007 18:53:46 +0200 Sam Ravnborg wrote:
> > > >
> > > > > Hi Rafael.
> > > > > >
> > > > > > Fix CPU hotplug breakage on HP nx6325 and similar boxes caused by a reference
> > > > > > to disable_apic_timer (labeled as __initdata) from the CPU initialization code.
> > > > > >
> > > > > > Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
> > > > > > ---
> > > > > > arch/x86_64/kernel/apic.c | 2 +-
> > > > > > 1 file changed, 1 insertion(+), 1 deletion(-)
> > > > > >
> > > > > > Index: linux-2.6.23-rc8-mm2/arch/x86_64/kernel/apic.c
> > > > > > ===================================================================
> > > > > > --- linux-2.6.23-rc8-mm2.orig/arch/x86_64/kernel/apic.c
> > > > > > +++ linux-2.6.23-rc8-mm2/arch/x86_64/kernel/apic.c
> > > > > > @@ -42,7 +42,7 @@
> > > > > >
> > > > > > int apic_verbosity;
> > > > > > static int apic_calibrate_pmtmr __initdata;
> > > > > > -int disable_apic_timer __initdata;
> > > > > > +int disable_apic_timer __cpuinitdata;
> > > > > >
> > > > > This is with your configuration a reference from a .text section
> > > > > to a .init.data section as I see it.
> > > > >
> > > > > So this ought to have been flagged by the section mismatch
> > > > > checks in modpost.
> > > > >
> > > > > I assume you did not see such warning??
> > > >
> > > > I did:
> >
> > But I didn't. I'm not sure why.
>
> I did only on one build machine (multiple times). I tried
> to reproduce it on another machine and could not. I blame
> different build tools.

That's possible. I use the default openSUSE 10.2 toolchain.

Greetings,
Rafael